body{
	width: 100%;
	height: 100%;
	overflow: hidden;
}

.header ul li{
	float: left;
	margin-left: 30px;
}


.banner{
	width: 100%;
	height: 100%;
	/*background-color: #000;*/
	background: url(imagesindex_bg.jpg) center center no-repeat;
	background-size: 100% auto;
}
.banner video{
	/*-o-object-fit: cover;
    object-fit: cover;*/
    display: block;
    width: 100%;
    height: 100%;
    position: relative;
    background-color: #000;
}
.banner .banner_b{
	position: absolute;
	width: 100%;
	bottom: 5.5%;
	text-align: center;
	color: #fff;
}
.banner .banner_b a{
	display: block;
	width: 140px;
	margin: 0 auto;
}
.banner .banner_b a span.zh_cn{
	font-size: 20px;
	display: block;
}
.banner .banner_b a span.en{
	font-size: 12px;
	text-transform: Uppercase;
}
.banner_b_bg{
	position: absolute;
	bottom: 0;
	width: 100%;
	height: 17px;
	left: 0;
	background: url(imagesbanner_b.png) center top no-repeat;
	background-size: auto 100%;
	bottom: -20px;
}